If you are the proud owner of a shiny, new apple product. Police say they may have made yourself a target for criminals. Thieves going to great lengths get ipads and iphones. You're looking at the most extreme example yet. A high-speed chase through san francisco. Abc's mark greenblatt is on the story this morning. Reporter: Apple wants to tell its consumers to think differently. What the thieves are listening into. But they're not just stealing ipads and iphones in record numbers now. We're hearing some of the most extreme examples of violent damage being left behind. A wild, high-speed police chase ended violently in san francisco, with a stunned woman trapped inside her car, and flying debris injuring a child playing nearby. All of this, police say, over the latest, brazen attempt to steal an ipad. This time, the getaway car struck five, separate vehicles across a mile-long path in one of the most extreme apple thefts on record. It was through two intersections. It comes right here. Slams into the side of the van and vaporizes into there. Reporter: The alleged thieves targeted a woman walking alone in broad daylight. Apple thefts have grown to epidemic proportions. In new york, they account for one in seven of all crimes committed. And they're up 40% this year over last. The apple iphone, ipad has been one of the biggest markets for larceny. Reporter: Nationally, more of the same. Take this drive-through heist earlier this month, where a california man is accused of intentionally crashing an suv through an apple store. The goal, not to take just one ipad. But to gather up everything in sight. In los angeles, this man sneaks up behind a woman and beats her down just to get her phone. And this week, this federal agent with the tsa landed in hot water after abc's brian ross tracked a missing ipad to his home. My wife says she has the ipad. Reporter: That agent has since been fired. And the incident has added to congressional calls to reform the tsa. While some police departments are stationing extra officers near apple stores, clearly, the lesson here remains, dan, bianna, if you have one of the fun devices and you want to keep it, better keep it close.

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